• 鼻はな — nose
• 鼻血はなぢ — nosebleed
• 鼻水はなみず — runny nose
• 鼻声はなごえ — nasal voice
• 自慢じまん鼻ばなが高たかい — to be proud (idiom)
• 鼻孔びこう — nostril
• 嗅覚きゅうかく — sense of smell

The top part 自 originally depicted a nose; combined with a phonetic element below, it forms 鼻, the character for “nose.” It appears in medical and everyday words involving smell, congestion, and breathing.

花粉症かふんしょうで 鼻水はなみずが 止とまりません。
I have hay fever and my nose won’t stop running.

この香水こうすいは 鼻はなにやさしい 香かおりです。
This perfume has a gentle scent on the nose.

On-yomi is ビ in compounds like 鼻孔 and 鼻声. Kun-yomi はな is the everyday word “nose.”